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Individual Calculations July 2021 |
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| Samani, Amin Total change: -4.40 | |   |
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| 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1723 | 1.00 | 3 | -0.11 | 40 | -4.40 | |
|  Suarez, Andres Tomas | | | 1880 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Gardezi, Arsal | | | 1821 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Su, Ethan | | | 1759 | CAN | 0.50 | 1 | 0.05 | 40 | 2.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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